term= query option to specify TERM environment variable for host, valid
strings are alpha-numeric with a hypen (validated). Otherwise the
default ssh.term variable from `config.json` will be used.
- validation for host (v4,v6,fqdn,hostname), port (integer 2-65535),
and header (sanatized) from URL input
minification and concatenation of javascript and css.
added new feature to specify minification in config.json (use minified)
updated readme and changelog
tasks in grunt to build minified and concatenated files
